Catalytic converters are simple, but getting them to work is not

From Technology Connections. It’s catalactually a pretty cool idea. Other stuff: Technology Connections on Bluesky: https://bsky.app/profile/techconnectify.bsky.social Technology Connections on Mastodon: https://mas.to/@TechConnectify Have you ever noticed that I’ve never done that whole influencer thing? That’s all thanks to people like you! Viewer support through Patreon keeps this channel independent and possible. If you’d like to join…

How NYC Is Banning Cars on Broadway

From “City Beautiful”. ( YouTube / Nebula ) Register for TomTom MOVE and try it for 30 days: https://www.tomtom.com/citybeautiful Broadway used to be called "Automobile Row," but today, block by block, the City of New York is redesigning the street to minimize or eliminate cars. The stretch between Columbus Circle and Union Square looks completely…

Dysprosium (new) – Periodic Table of Videos

From Periodic Videos. It’s a new video about Dysprosium, a metal named after its own elusiveness. More links and info in full description ↓↓↓ Support us on Patreon: https://www.patreon.com/periodicvideos Here’s the latest version our table of patrons: http://periodicvideos.com/patreon_table/table.jpg This video features Professor Sir Martyn Poliakoff and senior technician Neil Barnes at the University of Nottingham’s…

Are these the luckiest dice rolls in TV history?

From Standup Mathematician. Get an exclusive 15% discount on Saily data plans! Use code standupmaths at checkout. Download Saily app or go to https://saily.com/standupmaths Listen to Matt talk more about The Snake with Bec on the A Problem Squared podcast! https://open.spotify.com/episode/6qW3yw3zrMuh0bLIzO2vEE?si=JshLx8nCQOCdCHkJkUB1vg If you are in the USA you can watch The Snake episode 10 on…

Data is Disappearing from Government Sources

From Healthcare Triage. In February 2025, the New York Times reported the removal of more than 8,000 pages from federal websites, including content on vaccines, veterans’ services, hate crimes, and health research. Efforts to remove, restructure, or completely eliminate public health information from federal websites undermine the essential infrastructure that scientists, clinicians, health policy makers,…

Introduction to Transportation – City Beautiful Basics

From “City Beautiful”. ( YouTube / Nebula ) People need to get from origins to destinations in cities, and they do that by using different modes of transportation: cars, bikes, buses, and feet. Transportation planning makes sure people can get places safely, efficiently, and quickly. This is part of the new "Basics" series. Three more…

Turning a Trumpet Sample into a Jazz House Track

From Jaron Lopez. Struggling to make chords, drums, bass, and melody fit together? Unlock the full musical puzzle with Vible Vol. 1 – the complete music production toolkit. 👉 Vible Vol. 1 – The Complete Music Production Toolkit Chords that Vibe • Drums that Evolve • Bass Lines that Lock • Melodies that Sing https://vible.shop/vol1-c…

The Incredible Evolution Of Large Ship Engines

From New Mind. ▶️ Check out Opera: https://opr.as/09-Opera-browser-newmind An exploration of the incredible evolution of marine engines, from the dawn of container shipping to the high-tech, hybrid systems of tomorrow. We explore how one engine design came to dominate the world’s oceans and what the future holds for global trade. THE BIRTH OF THE MODERN…

Dragonflies Are Not What You Think

From Real Science. ( YouTube / Nebula ) To get 20% off an annual premium subscription to Brilliant, go to https://brilliant.org/realscience/ Watch this video ad-free on Nebula: https://nebula.tv/videos/realscience-why-dragonfly-larvae-are-even-scarier-than-the-adults SUBSCRIBE TO MY NEWSLETTER https://stephaniesammann.substack.com Thanks to Marla Garrison and Steve Valley for their incredible imagery of dragonfly nymphs. Check out their work here: https://widragonflysociety.org/pdf/DamselfliesofChicagolandrevised.pdf 2:25 min…

Tragic ABANDONED Plane Crash in the Forest

From “Bright Sun Films”. ( YouTube / Nebula ) Atop a mountain, deep in a forest, lays a truly unbelievable abandoned sight. This is the crash of a USAF B-36 bomber which crash landed here in the 1950’s. Since it’s tragic and dramatic end, it has sat here completely untouched. Join me today as we…

why millennials have no taste

From Answer in Progress. Use my code ANSWER or hit the link https://displate.com/@answer to get Displates special discount with their annual Collectors Fest! Until the end of September, it’s time to start or continue your Displate collection (1/2 Displates – 32% off, 3+ Displates – 37% off, Valid on Texta. Not valid on Lumino and…

Why China Banned Weird Architecture

From “PolyMatter”. ( YouTube / Nebula ) Use https://go.nebula.tv/polymatter for 40% off an annual subscription of Nebula (that’s just $3/month!) Watch this video ad-free on Nebula: https://nebula.tv/videos/polymatter-why-china-banned-weird-architecture Get 40% off Nebula Lifetime: https://go.nebula.tv/lifetime?ref=polymatter Sources: https://docs.google.com/document/d/1ESY69kgbsHw9qq6dLnbraMao9H8hnModAkg6qgKp0kc/edit?usp=sharing Twitter: https://twitter.com/polymatters Reddit: https://reddit.com/r/PolyMatter Email: polymatter@standard.tv Support independent creators like PolyMatter on Nebula: https://go.nebula.tv/polymatter How I Make These Videos: https://skl.sh/2OW1YQR…

A century-old knot conjecture was wrong all along

From Standup Mathematician. Come see me on tour! https://standupmaths.com/shows/ Check out the paper: https://arxiv.org/pdf/2506.24088 Thanks so much to Mark Brittenham and Susan Hermiller at University of Nebraska at Lincoln for talking me through it. Huge thanks to my Patreon supporters. I can knot overstate my appreciation for them. https://www.patreon.com/standupmaths CORRECTIONS – None yet, let me…

what if humans forgot how to make CPUs?

From LaurieWired. What happens if we can’t make another CPU…ever? What fails first? How long would datacenters last? Does the Internet start to fracture? Of course, it’s a hypothetical thought experiment. But it’s interesting to think what chips will stand the test of time, and which might fail sooner than you think! — Here are…

We have statistical evidence that people are mildly psychic

From Standup Mathematician. Learn more about the Jane Street internships at https://jane-st.co/internship25-SUM Ben’s Zener Test: https://zenertest.bensparks.co.uk/ Huge thanks to Ben Sparks (and their brother Tim) for making the site, collecting the data and sharing the story with me. You can book Ben to give a maths talk in your school, university or magic society: https://www.bensparks.co.uk/…

Can Music Defeat Evil? – K-Pop Demon Hunters

From Life Noggin. Can your playlist really save you? From K-Pop demon hunters to real-life music therapy, we explore how songs affect your brain and why music might be one of the most powerful weapons against stress, anxiety, and inner demons. Subscribe to our P a t r e o n: / lifenoggin Watch more…

Stop Producing Music. Start Harvesting It.

From Jaron Lopez. Struggling to make chords, drums, bass, and melody fit together? Stop starting from scratch, unlock the full musical puzzle with Vible Vol. 1 – the complete music production toolkit. 👉 Vible Vol. 1 – The Complete Music Production Toolkit Chords that Vibe • Drums that Evolve • Bass Lines that Lock •…

The Civil War: History of Lebanon (Part 7)

From “Rare Earth”. ( YouTube / Nebula ) This is part seven in our eight part series, long delayed. I know this took a long time to make, and I’m sure there are many poorly worded sections but it was for whatever reason extremely hard for me to make this video and I’m very happy…

Earth to Mars in 10 Days

From “Real Engineering”. ( YouTube / Nebula ) Get Nebula for 50% off with my link: https://go.nebula.tv/realengineering Watch this video ad free on Nebula: https://nebula.tv/videos/realengineering-the-secret-rocket-that-ran-on-nuclear-bombs Get your Real Engineering shirts at: https://standard.tv/collections/real-engineering Special thanks to Scott Lowther for his work in uncovering some of the documents shown in this video: https://www.deviantart.com/william-black/journal/Hard-SF-Feature-04-Scott-Lowther-504258455 Select imagery/video supplied by…

The Strange Problem of Straight-Line Motion

From New Mind. ▶️ Go to https://groundnews.com/newmind to stay fully informed on U.S. politics, geopolitics, and more. Subscribe through my link to get 40% off unlimited access on the Vantage Plan and take control of the news you consume. An exploration of the ingenious mechanical linkages designed during the Industrial Revolution to solve one of…

Debunking Exploding Gnocchi, Chicken Bread & more… | h2ct Ann Reardon

From How To Cook That. Does gnocchi explode when it’s fried? Is the chicken bread any good? How to test if you have gluten intolerance or not. Sponsor: Odoo, choose your first app, free for all time: https://www.odoo.com/r/HTGT SUBSCRIBE on youtube: http://bit.ly/H2CThat SUBSCRIBE with email: https://bit.ly/3FwxGTR Support: https://patreon.com/h2ct My Cookbook: https://bit.ly/ARcookbook Website: http://howtocookthat.net How To…

At What Point Does Spacetime Become Quantum?

From PBS Space Time. Learn More About Anydesk: https://anydesk.com/spacetime To observe the quantum nature of gravity and of spacetime itself, we need a particle collider the size of the solar system. Or we could just physics smarter and build one on a lab bench. Here’s how. Sign Up on Patreon to get access to the…

Is it Time to Bury Vladimir Lenin?

From Caitlin Doughty. In this episode of Open Door, we step inside the brutalist Moscow home of the corpse of Vladimir Lenin. Designed in collaboration with Joseph Stalin, Lenin’s space blends city living with a touch of mold and structural issues. With pops of red (socialism’s favorite color) and numerous homages to cult of personality,…

Couperin: Les Barricades Mystérieuses

From ContraPointsLive. I’ve taken some time off to pursue decadent and unremunerative activities like playing baroque music. This 300-year-old piece is “Les Barricades Mystérieuses” by François Couperin. It’s sort of the harpsichord equivalent of Für Elise or Stairway to Heaven, except most people don’t know any harpsichord music so this is probably your first time…

An Engineer’s Perspective on the Texas Floods

From Practical Engineering. A few of my thoughts about the recent tragedy in central Texas. I don’t have any good answers to any of this, but I think it’s worth discussing nonetheless. My heart goes out to the victims and their families who were affected by this flood. Watch this video ad-free on Nebula: https://nebula.tv/videos/practical-engineering-an-engineers-perspective-on-the-texas-floods…

Which Beast is the Weirdest Little Guy?

From Bizarre Beasts. Join thousands of others who are already harnessing their internet browsing habits to support the Humane League’s mission here: https://tabforanimals.org/bizarrebeasts Hank Green, Sarah Suta, and Kallie Moore rank… weird little guys! Will there be frogs? Bats? Tenrecs? What is the weirdest little guy? Follow us on socials: Instagram: https://www.instagram.com/bizarrebeastsshow/ Facebook: https://www.facebook.com/BizarreBeastsShow/ Bluesky:…

This Train Just Keeps Getting Worse 😢 (VIA Rail “The Ocean”)

From “Not Just Bikes”. ( YouTube / Nebula ) Support this channel and the production of real human content by signing up to Nebula for only $36/year with this link: https://go.nebula.tv/notjustbikes Buy a Nebula gift card (now with iDEAL): https://gift.nebula.tv/notjustbikes Watch this video ad-free and sponsor-free on Nebula: https://nebula.tv/videos/notjustbikes-this-train-just-keeps-getting-worse I Tried to Take the Bus…

Abandoned – Majesty Building (I-4 Eyesore Orlando)

From “Bright Sun Films”. ( YouTube / Nebula ) Take back your personal data with Incogni! Use code BRIGHTSUN at the link below and get 60% off annual plans: https://incogni.com/brightsun For over 2 decades the Majesty Building has stood high above Florida’s Interstate 4 as a mysterious, abandoned structure. But why has this massive structure…

How Small Can You Make a Nuclear Weapon?

From Curious Droid. Nuclear weapons are thought of as being large and heavy, but even going back to 1950s, weapons designers had created weapons that could be carried in a backpack. But just how small can one of these devices be made and still work? There are stories of lost briefcase nukes after the fall…